Basis of Presentation and Our Divisions (Segment Reporting Information by Total Assets and Capital Spending) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Total Assets		$ 77,648	$ 79,804
Capital Spending		3,282	2,969	$ 3,040
Frito Lay North America [Member]
Segment Reporting Information [Line Items]
Total Assets		6,577	5,979
Capital Spending		840	665	801
Quaker Foods North America [Member]
Segment Reporting Information [Line Items]
Total Assets		870	804
Capital Spending		53	44	41
North America Beverages [Member]
Segment Reporting Information [Line Items]
Total Assets		29,878	28,592
Capital Spending		945	904	769
Latin America [Member]
Segment Reporting Information [Line Items]
Total Assets		6,458	4,976
Capital Spending		492	481	507
Europe Sub-Saharan Africa [Member]
Segment Reporting Information [Line Items]
Total Assets	[1]	17,410	13,556
Capital Spending	[1]	479	481	439
Asia, Middle East and North Africa [Member]
Segment Reporting Information [Line Items]
Total Assets		6,433	5,668
Capital Spending		323	308	381
Total Division
Segment Reporting Information [Line Items]
Total Assets		67,626	59,575
Capital Spending		3,132	2,883	2,938
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	[2]	10,022	20,229
Capital Spending	[2]	$ 150	$ 86	$ 102

[1] In 2018, the change in assets was primarily related to our acquisition of SodaStream.

[2] Corporate assets consist principally of certain cash and cash equivalents, restricted cash, short-term investments, derivative instruments, property, plant and equipment and tax assets. In 2018, the change in assets was primarily due to a decrease in short-term investments and cash and cash equivalents. Refer to the cash flow statement for additional information.